Patent US3280124A successfully refreshed from Google Patents.
US3280124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of 2, 4, 6-trifluoropyrimidine
Assignee: Olin Corp
•
Filing: 1965-09-22
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Granted: 1966-10-18
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Expires: 1985-09-22
Abstract
No abstract record available.
Inventors
- 👤 Max M Boudakian
- 👤 Ehrenfried H Kober
- 👤 Eugene R Shipkowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:19
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A PROCESS FOR PREPARING 2,4,6-TRIFLUOROPYRIMIDINE WHICH COMPRISES REACTING 2,4,6-TRICHLOROPYRIMIDINE WITH ANHYDROUS POTASSIUM FLUORIDE AT A TEMPERATURE RANGE OF ABOUT 230*-400*C.
Claim 2
Dependent Claim
20 words
A PROCESS FOR PREPARING 2,4,6-TRIFLUOROPYRIMIDINE WHICH COMPRISES REACTING 2,4,6-TRICHLOROPYRIMIDINE WITH ANHYDROUS POTASSIUM FLUORIDE AT A TEMPERATURE RANGE OF ABOUT 230*-400*C.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |